both rupert murdoch and chief operating officer james murdock plan to appear before british lawmakers to answer questions about the scandal. we're told both men will appear before a parliamentary committee on tuesday. as this comes a source confirms to fox news the fbi has opened an investigation into whether news corps staffers tried to hack into the phones of 9/11 victims. yesterday new york congressman peter king requested the fbi examine allegations that news paper staffers tried to get 9/11 victims' phone records. now, it appears that investigation has officially begun. the perjury trial for former baseball star roger clemens ended very suddenly today when the judge declared a mistrial. it happened during the second day of testimony when prosecutors showed jurors some evidence they were not supposed to see. after that, the judge said there was no way clemens could get a fair trial. the government accuses clemens of lying to congress when he gave testimony denying he used performance-enhancing drugs. >> i have been accused of something i'm not guilty of. how do you prove a negativ